Home / 209,399,560.70-314,242,808.24-73,084,944.20

Finding the Fourth Proportional to 209,399,560.70, 314,242,808.24 and 73,084,944.20

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Solution

The fourth proportional to 209,399,560.70, 314,242,808.24 and 73,084,944.20 is: 109,677,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,399,560.70 : 314,242,808.24 = 73,084,944.20 : x
  2. Step 2: Convert to fraction form
    209,399,560.70/314,242,808.24 = 73,084,944.20/x
  3. Step 3: Cross multiply
    209,399,560.70x = 314,242,808.24 × 73,084,944.20
  4. Step 4: Simplify right side
    209,399,560.70x = 22,966,418,104,083,196
  5. Step 5: Solve for x
    x = 22,966,418,104,083,196/209,399,560.70
  6. Step 6: Final answer
    x = 109,677,489.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.